package com.xy.exam.service;


import com.xy.exam.entity.Product;

/**
 * @Author:徐莹
 * @Date:2025/04/13 11:21:07
 */


public  interface ProductService {
    public Product findProductById(Integer id);
    public Product addProduct(Product product);
    public Product updateProduct(Product product);
    public void deleteProduct(Integer id);
}
